Using External Resources: The Basics Welcome to my CS guest workshop 01, this tutorial will walk you through the use of external files. External files are files that are new to Oblivion, so they are files that are not already included in the Oblivion.esm. These external files are commonly modder's resources or new content the modder has made themselves, it does not matter who made the external files because they all get added into the Construction Set in the same way. This tutorial will b